def test_reference_existing_object_ref2(self):
while gc.collect():
pass
Foobar_count1 = foo.Foobar.instance_count
Box_count1 = foo.Box.instance_count
box = foo.Box()
self.assertEqual(foo.Box.instance_count, Box_count1 + 1)
self.assertEqual(foo.Foobar.instance_count, Foobar_count1 + 1)
f1 = box.getFoobarInternalRef2()
self.assertEqual(foo.Foobar.instance_count, Foobar_count1 + 1)
f2 = box.getFoobarInternalRef2()
self.assertEqual(foo.Foobar.instance_count, Foobar_count1 + 1)
self.assertTrue(f2 is f1)
del f2, box
while gc.collect():
pass
# f1 is still alive, so box should still exist, in spite of having been locally unreferenced
self.assertEqual(foo.Box.instance_count, Box_count1 + 1)
self.assertEqual(foo.Foobar.instance_count, Foobar_count1 + 1)
# delete f1, it should cause box to be freeable
del f1
while gc.collect():
pass
self.assertEqual(foo.Foobar.instance_count, Foobar_count1)
self.assertEqual(foo.Box.instance_count, Box_count1)
def test_reference_existing_object_ref(self):
while gc.collect():
pass
Foobar_count1 = foo.Foobar.instance_count
box = foo.Box()
self.assertEqual(foo.Foobar.instance_count, Foobar_count1 + 1)
f1 = box.getFoobarInternalRef()
self.assertEqual(foo.Foobar.instance_count, Foobar_count1 + 1)
f2 = box.getFoobarInternalRef()
self.assertEqual(foo.Foobar.instance_count, Foobar_count1 + 1)
self.assertTrue(f2 is f1)
del f1, f2, box
while gc.collect():
pass
self.assertEqual(foo.Foobar.instance_count, Foobar_count1)
def test_reference_existing_object_ptr_attribute(self):
while gc.collect():
pass
Foobar_count1 = foo.Foobar.instance_count
box = foo.Box()
self.assertEqual(foo.Foobar.instance_count, Foobar_count1 + 1)
f1 = box.m_internalFoobar
self.assertEqual(foo.Foobar.instance_count, Foobar_count1 + 1)
f2 = box.m_internalFoobar
self.assertEqual(foo.Foobar.instance_count, Foobar_count1 + 1)
self.assert_(f2 is f1)
del f1, f2, box
while gc.collect():
pass
self.assertEqual(foo.Foobar.instance_count, Foobar_count1)
